﻿<!DOCTYPE html>
<html lang="en" xmlns="http://www.w3.org/1999/html">
<head>
    <meta charset="UTF-8">
    <title>始终在屏幕右下角的图片</title>
    <script type="text/javascript" language="JavaScript">
        function setVariables() {
            imgwidth=235;               //图像的宽度
            imgheight=19;               //图像的高度
            if (navigator.appName == "Netscape") { //netscape下的位置设置
                horz=".left";
                vert=".top";
                docStyle="document.";
                styleDoc="";
                innerW="window.innerWidth";
                innerH="window.innerHeight";
                offsetX="window.pageXOffset";
                offsetY="window.pageYOffset";
            }
            else {                              //ie下的位置设置
                horz=".pixelLeft";
                vert=".pixelTop";
                docStyle="";
                styleDoc=".style";
                innerW="document.body.clientWidth";
                innerH="document.body.clientHeight";
                offsetX="document.body.scrollLeft";
                offsetY="document.body.scrollTop";
            }
        }
        function checkLocation()
        {
            objectXY="rightBottom";         //获取始终显示在右下角的div
            var availableX=eval(innerW);    //最大x坐标
            var availableY=eval(innerH);    //最大y坐标
            var currentX=eval(offsetX);     //鼠标当前的x坐标
            var currentY=eval(offsetY);     //鼠标当前的y坐标
            x=availableX-(imgwidth+30)+currentX; //最终div的x坐标
            y=availableY-(imgheight+20)+currentY;//最终div的y坐标
            evalMove();
            setTimeout("checkLocation()",10);    //定时移动
        }
        function evalMove() {               //移动到指定位置
            eval(docStyle + objectXY + styleDoc + horz + "=" + x);
            eval(docStyle + objectXY + styleDoc + vert + "=" + y);
        }

    </script>
</head>
<body bgcolor="#fef4d9" onload="setVariables(); checkLocation();">

aaa<br />
aaa<br />
aaa<br />
aaa<br />
aaa<br />
aaa<br />
aa<br />
a<br />
aa<br />
a<br />
a<br />
a<br />
a<br />
<div id="rightBottom" style="position:absolute; visibility:visible; 
left:235px; top:50px; z-index:2">
    <table width=10 bgcolor=#ffffff><td>
        <a href="http://www.google.net" onmouseover="window.status='我爱的搜索';
        return true" onmouseout="window.status='';return true"><center>
            <img src="logo1.gif" width="240" height="20" border="0"></center>
        </a></td>
    </table>
</div>

</body>


</html>